Air Quality
Excellent
No health implications.
29
PM2.5
48
PM10
40
O3
0.8
CO
8
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Feb
51
Good
Fri
13 Feb
52
Good
Sat
14 Feb
58
Good
Sun
15 Feb
51
Good
Mon
16 Feb
76
Good
Tue
17 Feb
33
Excellent
Wed
18 Feb
17
Excellent
Air quality in the last 12 months (Hezhang)
|
2026/01
|
36
|
21
|
23
|
18
|
37
|
35
|
51
|
41
|
90
|
107
|
90
|
88
|
81
|
85
|
88
|
107
|
109
|
84
|
74
|
26
|
21
|
30
|
59
|
58
|
50
|
42
|
68
|
65
|
44
|
35
|
32
|
|
2025/12
|
112
|
107
|
73
|
40
|
43
|
74
|
43
|
79
|
61
|
52
|
79
|
60
|
35
|
66
|
61
|
60
|
43
|
77
|
81
|
45
|
63
|
59
|
39
|
48
|
52
|
81
|
81
|
93
|
66
|
40
|
37
|
|
2025/11
|
19
|
20
|
15
|
25
|
31
|
31
|
27
|
19
|
17
|
18
|
21
|
21
|
19
|
41
|
31
|
48
|
23
|
19
|
25
|
41
|
46
|
60
|
48
|
38
|
51
|
70
|
64
|
75
|
107
|
118
|
|
|
2025/10
|
14
|
21
|
28
|
26
|
27
|
23
|
16
|
15
|
20
|
26
|
29
|
27
|
24
|
32
|
30
|
26
|
19
|
16
|
18
|
16
|
13
|
20
|
25
|
53
|
18
|
18
|
21
|
38
|
29
|
23
|
22
|
|
2025/09
|
24
|
25
|
25
|
33
|
33
|
23
|
39
|
23
|
25
|
32
|
31
|
25
|
22
|
31
|
29
|
23
|
17
|
16
|
20
|
30
|
28
|
18
|
20
|
18
|
23
|
19
|
21
|
23
|
21
|
18
|
|
|
2025/08
|
33
|
33
|
36
|
41
|
36
|
26
|
22
|
27
|
28
|
24
|
14
|
26
|
26
|
31
|
27
|
25
|
22
|
25
|
25
|
24
|
23
|
15
|
16
|
18
|
19
|
17
|
18
|
22
|
21
|
17
|
20
|
|
2025/07
|
21
|
14
|
18
|
16
|
19
|
23
|
25
|
27
|
19
|
17
|
19
|
21
|
34
|
32
|
29
|
31
|
35
|
31
|
24
|
19
|
14
|
12
|
11
|
13
|
18
|
20
|
22
|
33
|
36
|
32
|
30
|
|
2025/06
|
18
|
14
|
25
|
29
|
37
|
51
|
46
|
32
|
38
|
31
|
35
|
42
|
45
|
40
|
26
|
30
|
32
|
21
|
15
|
24
|
23
|
22
|
31
|
27
|
16
|
14
|
22
|
25
|
25
|
19
|
|
|
2025/05
|
49
|
46
|
52
|
46
|
37
|
25
|
34
|
25
|
38
|
29
|
33
|
41
|
52
|
35
|
52
|
46
|
40
|
41
|
37
|
40
|
41
|
41
|
51
|
48
|
35
|
32
|
21
|
15
|
26
|
25
|
22
|
|
2025/04
|
31
|
38
|
56
|
61
|
44
|
36
|
30
|
54
|
58
|
71
|
66
|
168
|
121
|
83
|
72
|
64
|
41
|
41
|
34
|
37
|
36
|
28
|
66
|
29
|
35
|
44
|
21
|
30
|
34
|
24
|
|
|
2025/03
|
67
|
78
|
55
|
57
|
31
|
20
|
31
|
32
|
37
|
45
|
56
|
45
|
76
|
45
|
22
|
23
|
15
|
20
|
31
|
46
|
53
|
59
|
49
|
51
|
48
|
46
|
48
|
134
|
30
|
28
|
26
|
|
2025/02
|
27
|
21
|
19
|
49
|
38
|
20
|
22
|
35
|
48
|
35
|
46
|
42
|
30
|
35
|
47
|
53
|
46
|
36
|
42
|
30
|
31
|
24
|
27
|
30
|
28
|
42
|
54
|
63
|
|||
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution